Bagel slicer



FIG. 1 is a perspective view of a bagel slicer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof, the opposite side being a mirror image; and,

FIG. 5 is a side elevational view thereof. 

The ornamental design for a bagel slicer, as shown and described. 